Chevrolet Avalanche 2000–2020 — technical service bulletin
Bulletin 030601023D · NHTSA communication 10176645 · issued May 28, 2020
Technical service bulletin
communication type
Engine
component
2000–2020
model years
60
vehicle entries
Official summary
This information bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
Vehicles covered
- 2007 Chevrolet Avalanche
- 2008 Chevrolet Avalanche
- 2009 Chevrolet Avalanche
- 2010 Chevrolet Avalanche
- 2011 Chevrolet Avalanche
- 2012 Chevrolet Avalanche
- 2013 Chevrolet Avalanche
- 2002 Chevrolet Avalanche 1500
- 2003 Chevrolet Avalanche 1500
- 2004 Chevrolet Avalanche 1500
- 2005 Chevrolet Avalanche 1500
- 2006 Chevrolet Avalanche 1500
- 2002 Chevrolet Avalanche 2500
- 2003 Chevrolet Avalanche 2500
- 2004 Chevrolet Avalanche 2500
- 2005 Chevrolet Avalanche 2500
- 2006 Chevrolet Avalanche 2500
- 2003 Chevrolet Conventional
- 2003 Chevrolet C Series
- 2004 Chevrolet C Series
- 2005 Chevrolet C Series
- 2006 Chevrolet C Series
- 2007 Chevrolet C Series
- 2008 Chevrolet C Series
- 2009 Chevrolet C Series
- 2000 Chevrolet Express
- 2001 Chevrolet Express
- 2002 Chevrolet Express
- 2003 Chevrolet Express
- 2004 Chevrolet Express
- 2005 Chevrolet Express
- 2006 Chevrolet Express
- 2007 Chevrolet Express
- 2008 Chevrolet Express
- 2009 Chevrolet Express
- 2010 Chevrolet Express
- 2011 Chevrolet Express
- 2012 Chevrolet Express
- 2013 Chevrolet Express
- 2014 Chevrolet Express
- 2015 Chevrolet Express
- 2016 Chevrolet Express
- 2017 Chevrolet Express
- 2018 Chevrolet Express
- 2019 Chevrolet Express
- 2006 Chevrolet Silverado 1500
- 2007 Chevrolet Silverado 1500
- 2008 Chevrolet Silverado 1500
- 2009 Chevrolet Silverado 1500
- 2010 Chevrolet Silverado 1500
- 2011 Chevrolet Silverado 1500
- 2012 Chevrolet Silverado 1500
- 2013 Chevrolet Silverado 1500
- 2017 Chevrolet Silverado 1500
- 2018 Chevrolet Silverado 1500
- 2002 Chevrolet Silverado 1500 HD
- 2003 Chevrolet Silverado 1500 HD
- 2004 Chevrolet Silverado 1500 HD
- 2005 Chevrolet Silverado 1500 HD
- 2000 Chevrolet Silverado 2500
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.